"Two Middle Americans have sued Acer over its low-cost Aspire notebooks, claiming that the Taiwanese PC giant pre-installed Windows Vista on machines ill-equipped to run Microsoft's latest OS. With a lawsuit filed Wednesday in San Francisco, California, two residents of Fostoria, Ohio seek damages and relief from the world's third-largest computer maker after purchasing a sub-$600 Aspire notebook that included Windows Vista Premium and a gigabyte of shared system and graphics memory."